amadey | 1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e

Analysis

max time kernel
293s
max time network
249s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
06/06/2024, 22:49

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General

Target

1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
Size

1.8MB
MD5

04359048bb651ab910786ae565b6f65c
SHA1

f6370351bb793f24921ba161c86be914b963853c
SHA256

1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e
SHA512

837d098e36d0a6ac5d268298a36dbd06b7726f1f5c797a555539625e6adcd468b10883040cdedcf4454d50fe41a775373b8093de89d3fd2391b72d30431e972b
SSDEEP

49152:sXIOk8iliC99IZKj0jb26j/p5sDhaAzNh:FpVIbfj/6Rn

Score

10^/10

amadey 0e6740 evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

http://147.45.47.155

Attributes

install_dir
9217037dc9
install_file
explortu.exe
strings_key
8e894a8a4a3d0da8924003a561cfb244
url_paths
/ku4Nor9/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explortu.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explortu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe

Executes dropped EXE 1 IoCs

pid	Process
2068	explortu.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
Key opened	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine	explortu.exe

Loads dropped DLL 1 IoCs

pid	Process
616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
2068	explortu.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explortu.job	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
2068	explortu.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 616 wrote to memory of 2068	616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe	28
PID 616 wrote to memory of 2068	616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe	28
PID 616 wrote to memory of 2068	616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe	28
PID 616 wrote to memory of 2068	616	1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe	28

C:\Users\Admin\AppData\Local\Temp\1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe
"C:\Users\Admin\AppData\Local\Temp\1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:616
- C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
  "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:2068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe

Filesize
1.8MB

MD5
04359048bb651ab910786ae565b6f65c

SHA1
f6370351bb793f24921ba161c86be914b963853c

SHA256
1d6cc05c4c3eabfda052575d082f6a0d9654d7d3e582142ff761bf202528c77e

SHA512
837d098e36d0a6ac5d268298a36dbd06b7726f1f5c797a555539625e6adcd468b10883040cdedcf4454d50fe41a775373b8093de89d3fd2391b72d30431e972b

Download Submit
memory/616-0-0x0000000001070000-0x000000000151A000-memory.dmp

Filesize
4.7MB

Download
memory/616-1-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/616-2-0x0000000001071000-0x000000000109F000-memory.dmp

Filesize
184KB

Download
memory/616-3-0x0000000001070000-0x000000000151A000-memory.dmp

Filesize
4.7MB

Download
memory/616-5-0x0000000001070000-0x000000000151A000-memory.dmp

Filesize
4.7MB

Download
memory/616-9-0x0000000001070000-0x000000000151A000-memory.dmp

Filesize
4.7MB

Download
memory/616-16-0x0000000001070000-0x000000000151A000-memory.dmp

Filesize
4.7MB

Download
memory/2068-32-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-35-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-19-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-21-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-22-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-23-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-24-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-25-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-26-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-27-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-28-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-29-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-30-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-31-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-17-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-33-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-34-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-18-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-36-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-37-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-38-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-39-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-40-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-41-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-42-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-43-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-44-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-45-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-46-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-47-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-48-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-49-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-50-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-51-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-52-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download
memory/2068-53-0x0000000000D40000-0x00000000011EA000-memory.dmp

Filesize
4.7MB

Download